Features:　　　　　　　　　　　　　　　　　　　　　　　　　　　
75-150W Isolated Output
Regulated Output
Efficiency to 85%
2:1 Input Range
Industry Standard Half-Brick Packages
500KHz Switching Frequency
Five-Sided Metal Case 		150 Watt Wide Input DC to DC Converter
Specifications:　　　　　　　　　　　　　　　　　　　　　　　　TOP
Parameter Description/SPEC.:
 Input Voltage Range 24V ...... (Range 18-36V)
  48V ...... (Range 36-75V)
 Undervoltage Lockout 24Vin power up ...17V ; power down ... 16V
  48Vin power up ... 34V ; power down ... 32.5V
 Positive Logic Remote On/Off see note 3 & 4
 Input Filter Pi Type
 Voltage Accuracy ± 1% max
 Transient Response 25% step load ...... < 500 μ sec
 External Trim Adj. Range ± 10%
 R&N (20MHz BW) 2.5, 3.3 & 5 ...... 100 mVp-p max
  12V & 15V ...... 150 mVp-p max
  24V ...... 240 mVp-p max
 Temperature Coefficient ± 0.03% / °C max
 Short Circuit Protection Continuous
 Line Regulation ¹ ± 0.2% max
 Load Regulation ² ± 0.2% max
 O.V.P. Trip Range, % Vo nom 115% ~ 140%
 Current Limit 110% ~ 140% Nominal Output
 Efficiency See Model List
 Isolation Voltage 1500 VDDC
 Switching Frequency 500 KHz, Tpy.
 Isolation Resistance 10M Ω min
 Operating Case Temperature -40°C to 100°C
 Storage Temperature -40°C to 105°C
 Thermal Shutdown, Case Temp. 100°C Typ.
 Case Material Aluminum
Notices:　　　　　　　　　　　　　　　　　　　　　　　　　　　TOP
1. Measured from high line to low line.
2. Measured from full load to zero load.
3. Logic Compatibility ... Open collector Ref. To - Input
Module ON ... Open circuit
Module OFF ... < 0.8Vdc
4. Suffix "N" to the Model# with Negative Logic Remote ON/OFF
Model List: UL_cusTOP
No. Model Input Output Iomin Iomax Load Reg. Power
1. CHB150-48S05 36-75 VDC + 5.00VDC .00A 30.00A ±.20% 150.000(w)
2. CHB150-48S12 36-75 VDC + 12.00VDC .00A 12.50A ±.20% 150.000(w)
3. CHB150-48S15 36-75 VDC + 15.00VDC .00A 10.00A ±.20% 150.000(w)
4. CHB150-48S24 36-75 VDC + 24.00VDC .00A 6.25A ±.20% 150.000(w)
5. CHB150-48S25 36-75 VDC + 2.50VDC .00A 30.00A ±.20% 75.000(w)
6. CHB150-48S33 36-75 VDC + 3.30VDC .00A 30.00A ±.20% 99.000(w)
Other Informations:　　　　　　　　　　　　　　　　　　　　　　TOP
Pin Configuration
Logic Table